Files
InvokeAI/invokeai/backend/model_manager/load/model_loaders/controlnet.py
2024-10-09 14:17:42 +00:00

56 lines
1.9 KiB
Python

# Copyright (c) 2024, Lincoln D. Stein and the InvokeAI Development Team
"""Class for ControlNet model loading in InvokeAI."""
from typing import Optional
from diffusers import ControlNetModel
from invokeai.backend.model_manager import (
AnyModel,
AnyModelConfig,
)
from invokeai.backend.model_manager.config import (
BaseModelType,
ControlNetCheckpointConfig,
ModelFormat,
ModelType,
SubModelType,
)
from invokeai.backend.model_manager.load.model_loader_registry import ModelLoaderRegistry
from invokeai.backend.model_manager.load.model_loaders.generic_diffusers import GenericDiffusersLoader
@ModelLoaderRegistry.register(
base=BaseModelType.StableDiffusion1, type=ModelType.ControlNet, format=ModelFormat.Diffusers
)
@ModelLoaderRegistry.register(
base=BaseModelType.StableDiffusion1, type=ModelType.ControlNet, format=ModelFormat.Checkpoint
)
@ModelLoaderRegistry.register(
base=BaseModelType.StableDiffusion2, type=ModelType.ControlNet, format=ModelFormat.Diffusers
)
@ModelLoaderRegistry.register(
base=BaseModelType.StableDiffusion2, type=ModelType.ControlNet, format=ModelFormat.Checkpoint
)
@ModelLoaderRegistry.register(
base=BaseModelType.StableDiffusionXL, type=ModelType.ControlNet, format=ModelFormat.Diffusers
)
@ModelLoaderRegistry.register(
base=BaseModelType.StableDiffusionXL, type=ModelType.ControlNet, format=ModelFormat.Checkpoint
)
class ControlNetLoader(GenericDiffusersLoader):
"""Class to load ControlNet models."""
def _load_model(
self,
config: AnyModelConfig,
submodel_type: Optional[SubModelType] = None,
) -> AnyModel:
if isinstance(config, ControlNetCheckpointConfig):
return ControlNetModel.from_single_file(
config.path,
torch_dtype=self._torch_dtype,
)
else:
return super()._load_model(config, submodel_type)